<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        *{
            margin: 0;
            padding: 0;
        }
        .box{
            min-height: 20px;
            background: cyan;
        }
        .box1{
            height: 600px;
            width: 600px;
            background: darkblue;
            position: relative;
            top: 200px;
            /* right: 300px; */
            left: 300px;
        }
    </style>
</head>
<body>
    <!-- <div class="box">
        <div class="box1"></div>
    </div> -->

    <!-- <div class="box"></div>
    <p id="ooo"></p>
    <div class="box text"></div>
    <p>nihao1</p>
    <a href=""></a> -->


    <!-- <div></div>
    <p></p> -->



    <!-- <ul>
        <li></li>
        <li></li>
        <li></li>
    </ul> -->
    <!-- <ul>
        <li></li>
        <li></li>
        <li></li>
        <li></li>
        <li></li>
        <li></li>
        <li></li>
    </ul> -->

    <div class="box"></div>
    <div class="box1"></div>
</body>
</html>